From: "David Hildenbrand (Arm)" <david@kernel.org>
To: xu.xin16@zte.com.cn, akpm@linux-foundation.org, chengming.zhou@linux.dev
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND 2/2] mm/ksm: Use precise linear_page_index instead of the whole address space
Date: Wed, 8 Jul 2026 09:52:37 +0200 [thread overview]
Message-ID: <bd190dd0-fbe5-4772-aa7a-a4ffd2c925b6@kernel.org> (raw)
In-Reply-To: <20260708122218298hWVcT2XtcT3UnK0QdTwuA@zte.com.cn>
On 7/8/26 06:22, xu.xin16@zte.com.cn wrote:
> From: xu xin <xu.xin16@zte.com.cn>
>
> Since an earlier commit introduced the linear_page_index to struct
> ksm_rmap_item[1], allowing for optimizing the RMAP walk, we can use it
> to locate more precisely all processes that hit the KSM page, which will
> decrease a lot of unvalid iterations.
It's awkward to reference a commit by a mailing list link. The other patch is
not upstream yet. Best to wait for that to go in first, so you can properly
reference the commit.
--
Cheers,
David
next prev parent reply other threads:[~2026-07-08 7:52 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-08 3:38 [PATCH RESEND 0/2] KSM: use linear_page_index in collect_procs_ksm() xu.xin16
2026-07-08 4:19 ` [PATCH 1/2] mm/ksm: Initialize the addr only once in collect_procs_ksm xu.xin16
2026-07-08 7:50 ` David Hildenbrand (Arm)
2026-07-08 7:53 ` David Hildenbrand (Arm)
2026-07-08 4:22 ` [PATCH RESEND 2/2] mm/ksm: Use precise linear_page_index instead of the whole address space xu.xin16
2026-07-08 7:52 ` David Hildenbrand (Arm) [this message]
2026-07-09 3:10 ` xu.xin16
2026-07-09 8:53 ` David Hildenbrand (Arm)
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